A feed of cases that cite 397 U.S. 223. http://supreme.justia.com/ 397 U.S. 223 2007-12-13 http://supreme.justia.com/us/391/308/index.html Food Employees v. Logan Valley Plaza, Inc., 391 U.S. 308 (1968) 1968-1-1 http://supreme.justia.com/us/359/236/index.html San Diego Unions v. Garmon, 359 U.S. 236 (1959) 1959-1-1 http://supreme.justia.com/us/383/53/index.html Linn v. United Plant Guard Workers, 383 U.S. 53 (1966) 1966-1-1 http://supreme.justia.com/us/397/203/index.html United States v. Seckinger, 397 U.S. 203 (1970) 1970-1-1 http://supreme.justia.com/us/356/617/index.html Machinists v. Gonzales, 356 U.S. 617 (1958) 1958-1-1